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Issue 924973003: CC: Force push properties for all layers when tracing is started (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: review comments addressed Created 5 years, 9 months ago
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1 // Copyright 2011 The Chromium Authors. All rights reserved. 1 // Copyright 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "cc/trees/thread_proxy.h" 5 #include "cc/trees/thread_proxy.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 #include <string> 8 #include <string>
9 9
10 #include "base/auto_reset.h" 10 #include "base/auto_reset.h"
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1043 // to produce a frame, as the calling site on main thread is blocked until its 1043 // to produce a frame, as the calling site on main thread is blocked until its
1044 // request completes, and we signal completion here. If CanDraw() is false, we 1044 // request completes, and we signal completion here. If CanDraw() is false, we
1045 // will indicate success=false to the caller, but we must still signal 1045 // will indicate success=false to the caller, but we must still signal
1046 // completion to avoid deadlock. 1046 // completion to avoid deadlock.
1047 1047
1048 // We guard PrepareToDraw() with CanDraw() because it always returns a valid 1048 // We guard PrepareToDraw() with CanDraw() because it always returns a valid
1049 // frame, so can only be used when such a frame is possible. Since 1049 // frame, so can only be used when such a frame is possible. Since
1050 // DrawLayers() depends on the result of PrepareToDraw(), it is guarded on 1050 // DrawLayers() depends on the result of PrepareToDraw(), it is guarded on
1051 // CanDraw() as well. 1051 // CanDraw() as well.
1052 1052
1053 LayerTreeHostImpl::FrameData frame; 1053 FrameData frame;
1054 bool draw_frame = false; 1054 bool draw_frame = false;
1055 1055
1056 if (impl().layer_tree_host_impl->CanDraw()) { 1056 if (impl().layer_tree_host_impl->CanDraw()) {
1057 result = impl().layer_tree_host_impl->PrepareToDraw(&frame); 1057 result = impl().layer_tree_host_impl->PrepareToDraw(&frame);
1058 draw_frame = forced_draw || result == DRAW_SUCCESS; 1058 draw_frame = forced_draw || result == DRAW_SUCCESS;
1059 } else { 1059 } else {
1060 result = DRAW_ABORTED_CANT_DRAW; 1060 result = DRAW_ABORTED_CANT_DRAW;
1061 } 1061 }
1062 1062
1063 if (draw_frame) { 1063 if (draw_frame) {
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1363 } 1363 }
1364 1364
1365 void ThreadProxy::DidCompletePageScaleAnimationOnImplThread() { 1365 void ThreadProxy::DidCompletePageScaleAnimationOnImplThread() {
1366 DCHECK(IsImplThread()); 1366 DCHECK(IsImplThread());
1367 Proxy::MainThreadTaskRunner()->PostTask( 1367 Proxy::MainThreadTaskRunner()->PostTask(
1368 FROM_HERE, base::Bind(&ThreadProxy::DidCompletePageScaleAnimation, 1368 FROM_HERE, base::Bind(&ThreadProxy::DidCompletePageScaleAnimation,
1369 main_thread_weak_ptr_)); 1369 main_thread_weak_ptr_));
1370 } 1370 }
1371 1371
1372 } // namespace cc 1372 } // namespace cc
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